238262520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{173}}^1\times {\mathrm{499}}^1$

素因数の和:709

約数の個数: 128

約数和(自身を含む): 751680000

約数和(自身を除く): 513417480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 40, 46, 60, 69, 92, 115, 120, 138, 173, 184, 230, 276, 345, 346, 460, 499, 519, 552, 690, 692, 865, 920, 998, 1038, 1380, 1384, 1497, 1730, 1996, 2076, 2495, 2595, 2760, 2994, 3460, 3979, 3992, 4152, 4990, 5190, 5988, 6920, 7485, 7958, 9980, 10380, 11477, 11937, 11976, 14970, 15916, 19895, 19960, 20760, 22954, 23874, 29940, 31832, 34431, 39790, 45908, 47748, 57385, 59685, 59880, 68862, 79580, 86327, 91816, 95496, 114770, 119370, 137724, 159160, 172155, 172654, 229540, 238740, 258981, 275448, 344310, 345308, 431635, 459080, 477480, 517962, 688620, 690616, 863270, 1035924, 1294905, 1377240, 1726540, 1985521, 2071848, 2589810, 3453080, 3971042, 5179620, 5956563, 7942084, 9927605, 10359240, 11913126, 15884168, 19855210, 23826252, 29782815, 39710420, 47652504, 59565630, 79420840, 119131260, 238262520]

約数ペア:

[(1, 238262520), (2, 119131260), (3, 79420840), (4, 59565630), (5, 47652504), (6, 39710420), (8, 29782815), (10, 23826252), (12, 19855210), (15, 15884168), (20, 11913126), (23, 10359240), (24, 9927605), (30, 7942084), (40, 5956563), (46, 5179620), (60, 3971042), (69, 3453080), (92, 2589810), (115, 2071848), (120, 1985521), (138, 1726540), (173, 1377240), (184, 1294905), (230, 1035924), (276, 863270), (345, 690616), (346, 688620), (460, 517962), (499, 477480), (519, 459080), (552, 431635), (690, 345308), (692, 344310), (865, 275448), (920, 258981), (998, 238740), (1038, 229540), (1380, 172654), (1384, 172155), (1497, 159160), (1730, 137724), (1996, 119370), (2076, 114770), (2495, 95496), (2595, 91816), (2760, 86327), (2994, 79580), (3460, 68862), (3979, 59880), (3992, 59685), (4152, 57385), (4990, 47748), (5190, 45908), (5988, 39790), (6920, 34431), (7485, 31832), (7958, 29940), (9980, 23874), (10380, 22954), (11477, 20760), (11937, 19960), (11976, 19895), (14970, 15916)]